[Possible mechanisms of persistence of foot-and-mouth disease virus [in the domestic animals]]

afta epizootica animal domestique animal health animali domestici aphthovirus disease surveillance disease surveys domestic animals encuestas sanitarias fiebre aftosa foot and mouth disease in vitro experimentation in vivo experimentation indagini sulle malattie pathogenese pathogenesis salute degli animali sanidad animal servicios veterinarios servizi veterinari sperimentazione in vitro sperimentazione in vivo vecteur de maladie vectores vectors veterinary services vettori di malattie vigilancia de enfermedades vigilanza sulle malattie virus fiebre aftosa